天气预报 > 其他 > 浓硫酸与发烟硫酸的区别
浓硫酸与发烟硫酸的区别
更新时间: 2020-09-24 00:00:00  

发烟硫酸是浓度超过百分之百的硫酸,也就是它含有游离的三氧化硫气体。该液体在敞开状态时,由于三氧化硫气体的逸出,三氧化硫气体与空气中的水分有很强的结合性,形成白色酸雾,好象冒烟一样,故称发烟硫酸。

浓硫酸一般指浓度大于百分之七十五的硫酸。

关键词: 硫酸 区别

浓硫酸与发烟硫酸的区别相关经验

天气预报

最新推荐

页面:/news/view-1404785/ | 耗时:0.9706 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=1404785 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1404785 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1404785 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1109831,1010909,1067895,1081687,1101273,1116047,1093154,1105029,1103386,1079546,1095578,1095624,1076199,1116948,1126430,1098825,1085616,1077976,1086698,1050917,1081197,1090843,1095932,1068118,1121766,1095812,1092185,1051711,1080086,1098673) ORDER BY field (ArticleID,1109831,1010909,1067895,1081687,1101273,1116047,1093154,1105029,1103386,1079546,1095578,1095624,1076199,1116948,1126430,1098825,1085616,1077976,1086698,1050917,1081197,1090843,1095932,1068118,1121766,1095812,1092185,1051711,1080086,1098673)